2.10.3 Thread tension lift (subclass 367-170010 and 367-180010)
Caution: Danger of injury !
Switch off main switch.
Check and adjust the thread tension lifting only when the machine is
switched off.
Standard
The thread tension must be open when the sewing feet are lifted.
Machines w ithout thread trimmer
In case of machines without thread trimmer the tension release is
effected by the sewing foot lifting shaft 4 in conjunction with the
angle 3 and the shoulder screw 2.
Correction
–
Loosen shoulder screw 2.
–
Adjust the moment of thread tension lifting by setting the adjusting
ring 1.
–
Tighten shoulder screw 2.
ATTENTION: Danger of breakage !
When the sewing feet are not lifted, there must be a lateral clearance
of approx. 0.5 mm between the shoulder screw 2 and the angle 3.
33
GB
43 21
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